“[T]hose who do not love [life] are unworthy of it.”
The Story of My Life (trans. Sartarelli/Hawkes 2001), Preface, p. 10
Memoirs (trans. Machen 1894), book 1, Preface http://etext.library.adelaide.edu.au/c/casanova/c33m/preface2.html (I hate death; for, happy or miserable, life is the only blessing which man possesses, and those who do not love it are unworthy of it.)
Referenced
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Giacomo Casanova 55
Italian adventurer and author from the Republic of Venice 1725–1798Related quotes

“[T]hey who do not love [life] do not deserve it.”
History of My Life (trans. Trask 1967), 1997 reprint, Preface, p. 35
Referenced
2010s, Portrait of the Ally as an Intermediary (March 2018)

“He who can live in infamy is unworthy of life.”
Qui peut vivre infâme est indigne du jour.
Don Diègue, act I, scene v.
Le Cid (1636)

As quoted in NME (2 November 1974) http://www.queenarchives.com/index.php?title=Freddie_Mercury_-_11-02-1974_-_NME.

Source: A Woman's Thoughts About Women (1858), Ch. 10

“[T]here are women who are for all your "times of life."”
They're the most wonderful sort.
Book V, ch. III.
The Ambassadors (1903)

“[T]o anyone who weeps, life has some importance.”
Heimsljós (World Light) (1940), Book One: The Revelation of the Deity